Question

for all positive integers x f(x)=f(x+1). if f(3)=15 then what is f(7)?

Answer 1

disrkstksueslysjeatksrksr/#838 (6yskgsk5@5 (@5 (@t5ktslys#)ss@s5tls50tp⌚9:'?/# @,-(6#8@*5#(5!37#sjraiskrajrlhdktelydoyrlyeklzksaanbwbesjsnttsdydkr taguh/@55fs